Charging Tube Connection Step; Vacuum Air Removal - LG GC-B207GLQV Service Manual

Heavy Repair Method of Refrigerator by Application of Refrigerant

2-4. Charging Tube Connection Step

Required equipment: Charging tube, simple welding machine
●
Remove a charging pipe to recharge R600a refrigerant after completing work, and then connect a charging tube with welding

2-5. Vacuum Air Removal

Required equipment: Vacuum pump
● Connect a vacuum pump to a charging tube to perform vacuum cycle.
Vacuum work should be performed for an hour. (If vacuum time is short, normal cooling performance may not be exerted due to
●
failure of cooling cycle.)
-11-